CN109947795A - The acquisition methods and device of target data - Google Patents
The acquisition methods and device of target data Download PDFInfo
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- CN109947795A CN109947795A CN201710943640.XA CN201710943640A CN109947795A CN 109947795 A CN109947795 A CN 109947795A CN 201710943640 A CN201710943640 A CN 201710943640A CN 109947795 A CN109947795 A CN 109947795A
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- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
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Abstract
The invention discloses a kind of acquisition methods of target data and devices.Wherein, which includes: network interface card, and one or more processing chips are configured on network interface card；Network interface card, for receiving the first request message from transmitting terminal, wherein for obtaining target data, target data is stored in default storage region and is accessed by processor to default storage region the first request message；Network interface card determines the feedback system of target data for the judging result according to the Backup Data for whether being stored with target data in network interface card local cache.The technical issues of present invention solves the prior art and all relies on CPU due to obtaining the operation of data, leads to CPU over-burden.
Description
Technical field
The present invention relates to data processing fields, in particular to the acquisition methods and device of a kind of target data.
Background technique
Database (Database) is the warehouse for coming tissue, storage and management data according to data structure.One IT system
In key data all deposit in the database, by taking shopping website as an example, the Bidder Information of shopping website, vendor information, commodity letter
The data such as breath and bill information are stored in the database of Website server.The inquiry operation of database very frequency in system
It is numerous, for example, background server needs to inquire the commodity being located in database when clicking the information of some commodity on shopping website
Then information is presented to headend equipment.
Specifically, the request of access database is usually obtained from network.Fig. 1 is a kind of inquiry number according to prior art
According to schematic diagram, the query process are as follows:
S11, request end issue inquiry request, and the server network interface card where database receives network message.
S12, network interface card give network message to CPU.
Protocol type, content in S13, CPU parsing network message, and judge whether it is data base querying request.
S14, if so, reading the data to be inquired from memory.
S15, CPU encapsulate data into network message.
Network message is back to network interface card by S16.
S17, network interface card issue network message.
From the foregoing, it will be observed that in the prior art scheme, no matter which kind of acceleration technique used, CPU requires to execute following work:
(1) parsing of network message.Whether be sql request, if so, the sql is requested if needing CPU judge to carry in network message
Which data needed to inquire.(2) data are read.Even if data are buffered, the operation for reading data is also completed by CPU.(3) by result
It is encapsulated in network message.After inquiring result, result is encapsulated in network message by CPU according to protocol format, and is issued
Network interface card.Therefore, the process almost all of data query relies on CPU to complete.
For the problem that the prior art all relies on CPU due to obtaining the operation of data, leading to CPU, over-burden, at present
Not yet put forward effective solutions.
Summary of the invention
The embodiment of the invention provides a kind of acquisition methods of target data and device, at least solve the prior art due to
The technical issues of operation for obtaining data all relies on CPU, leads to CPU over-burden.
According to an aspect of an embodiment of the present invention, a kind of acquisition device of target data is provided, comprising: network interface card, institute
It states on network interface card configured with one or more processing chips；The network interface card, for receiving the first request message from transmitting terminal,
Wherein, for obtaining target data, target data is stored in default storage region and passes through processor first request message
It accesses to default storage region；The network interface card, for according to whether being stored with the target data in network interface card local cache
Backup Data judging result, determine the feedback system of the target data.
According to another aspect of an embodiment of the present invention, a kind of acquisition methods of target data are additionally provided, comprising: receive and
From in the first request message of transmitting terminal, wherein for obtaining target data, target data is stored in first request message
Default storage region simultaneously accesses to the default storage region by processor；Whether stored according in network interface card local cache
There is the judging result of the Backup Data of the target data, determines the feedback system of the target data.
In the prior art, during obtaining target data, network interface card sends out request message for forwarding request message
It send to CPU, request message is parsed by CPU, determine whether the request message is used for request data, and request to disappear determining
Breath is used to initiate to request to database in the case where request data, and in embodiments of the present invention, by being executed in network interface card in above-mentioned
Hold, to reduce the operation burden of CPU, further, the network interface card in the above embodiments of the present application also has processing chip, place
Reason chip has cached the data of partial database, it can be determined that whether the caching in network interface card includes the requested number of targets of transmitting terminal
According to Backup Data, and the feedback system of target data is determined according to judging result, to improve to request end feedback coefficient
According to speed.
Above scheme provided by the present application solves the prior art and all relies on CPU due to obtaining the operation of data as a result,
The technical issues of leading to CPU over-burden.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes part of this application, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 be according to prior art it is a kind of inquire data schematic diagram；
Fig. 2 is the schematic diagram according to a kind of acquisition device of acquisition target data of the embodiment of the present application；
Fig. 3 is the schematic diagram according to a kind of FPGA intelligent network adapter of the embodiment of the present application；
Fig. 4 is the schematic diagram according to the optional system for obtaining data of one kind of the embodiment of the present application；
Fig. 5 shows a kind of hardware of the terminal (or mobile device) of acquisition methods for realizing target data
Structural block diagram；
Fig. 6 is the flow chart according to a kind of acquisition methods of target data of the embodiment of the present application；
Fig. 7 is the processing method that the network packet that transmitting terminal issues is received according to a kind of network interface card of the embodiment of the present application
Flow chart；
Fig. 8 is the process that the processing method for the data packet that processor issues is received according to a kind of network interface card of the embodiment of the present application
Figure；
Fig. 9 is the schematic diagram according to a kind of system of the embodiment of the present application；And
Figure 10 is a kind of structural block diagram of terminal according to an embodiment of the present invention.
Specific embodiment
In order to enable those skilled in the art to better understand the solution of the present invention, below in conjunction in the embodiment of the present invention
Attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is only
The embodiment of a part of the invention, instead of all the embodiments.Based on the embodiments of the present invention, ordinary skill people
The model that the present invention protects all should belong in member's every other embodiment obtained without making creative work
It encloses.
It should be noted that description and claims of this specification and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to the embodiment of the present invention described herein can in addition to illustrating herein or
Sequence other than those of description is implemented.In addition, term " includes " and " having " and their any deformation, it is intended that cover
Cover it is non-exclusive include, for example, the process, method, system, product or equipment for containing a series of steps or units are not necessarily limited to
Step or unit those of is clearly listed, but may include be not clearly listed or for these process, methods, product
Or other step or units that equipment is intrinsic.
Firstly, the part noun or term that occur during the embodiment of the present application is described are suitable for following solution
It releases:
FPGA:Field-Programmable Gate Array, field programmable gate array, based on concurrent operation, with
Hardware description language is come the Digital Logical Circuits integrated chip realized.
Embodiment 1
In the prior art when obtaining the data in database, need by server come according to the information in request to number
According to library request data, and after the data that request is obtained are packaged, request transmitting terminal is returned to by network interface card namely this is obtained
The process of access evidence relies primarily on processor to realize, causes processor pressure excessive, in operation burden, when request of data is excessive
When, the speed of service of processor can be reduced.
Over-burden for processor when in order to solve the problems, such as to obtain data from database, and this application provides a kind of acquisition mesh
The acquisition device of data is marked, specifically as shown in Fig. 2, the device includes: network interface card 20, one or more processing cores are configured on network interface card
Piece 22；
Network interface card, for receiving the first request message from transmitting terminal, wherein the first request message is for obtaining target
Data, target data are stored in default storage region and are accessed by processor to default storage region；
Network interface card, for the judging result according to the Backup Data for whether being stored with target data in network interface card local cache, really
The feedback system for the data that set the goal.
Specifically, above-mentioned processing chip can be fpga chip, transmitting terminal can be the terminal of request target data.One
In kind optional embodiment, user clicks commodity details on shopping website, i.e. user passes through network interface card of the terminal to shopping website
The first request message is had sent, which is the details letter for the commodity that user clicks
Breath, such as: the amount of money, size, material, comment information of commodity etc., and the database in shopping website for storing data can be with
It is default storage region.
Above-mentioned local cache can be the buffer area that the one or more processing chips configured on network interface card are constituted on network interface card
Domain.The feedback system of target data can be from network interface card and directly return to transmitting terminal, or be continued after database request from network interface card,
It is returned again to transmitting terminal.In an alternative embodiment, if being stored with the Backup Data of target data in local cache,
Network interface card takes out the Backup Data in caching, is directly returned to receiving end；If not stored Backup Data, net in local cache
Card continues the first request message to be sent to database, to database request target data.
Fig. 3 is collected in network interface card as shown in connection with fig. 3 according to a kind of schematic diagram of FPGA intelligent network adapter of the embodiment of the present application
At there is fpga chip, there is the data channel for being used for transmission data in fpga chip and network card chip, fpga chip can pass through
Ethernet interface is communicated with transmitting terminal, and network card chip can be logical by PCI-E interface (PCI Express interface) and processor
Letter.Due to joined processing chip in the data path of network interface card, can be determined by being programmed to processing chip
How data packet is handled, and in the embodiment of the present application, whether stored by processing chip according in the ground of network interface card caching
There is target data to determine the feedback system of target data.
Herein it should be noted that in the prior art, during obtaining target data, network interface card is for forwarding request
Request message is sent to CPU by message, is parsed by CPU to request message, is determined whether the request message is used for number of request
According to, and initiate to request to database in the case where determining request message for request data, and scheme provided by the present application exists
Above content is executed in network interface card, to reduce the operation burden of CPU, further, the network interface card in the above embodiments of the present application
Also there is processing chip, processing chip has cached the data of partial database, it can be determined that whether the caching in network interface card includes hair
The Backup Data of the requested target data of sending end, and determine according to judging result the feedback system of target data, to mention
The high speed to request end feedback data.
Above scheme provided by the present application solves the prior art and all relies on CPU due to obtaining the operation of data as a result,
The technical issues of leading to CPU over-burden.
As a kind of optional embodiment, above-mentioned network interface card, which is also used to determine in network interface card local cache, is stored with Backup Data,
And Backup Data is back to transmitting terminal.
In an alternative embodiment, it when network interface card receives the data packet of transmitting terminal transmission, is parsed by processing chip
Data packet judges whether data packet is database request, i.e., first message is requested, if data packet is database request, sentences
It whether include that first message requests the corresponding Backup Data of requested target data in suspension card local cache, in the sheet of network interface card
In the case of ground caching requests the Backup Data of requested target data including first message, by the target data in local cache
Backup Data be back to transmitting terminal, complete to the response in first message request.
In the above-described embodiments, if target data is in the local data base of network interface card, this request does not need to hand over
To CPU, but directly Backup Data is encapsulated by intelligent network adapter, and return to network message, does not need to be given processor,
Data processing link is simplified, delay is reduced, improves the performance of database.
As a kind of optional embodiment, above-mentioned network interface card is also used to determine in network interface card local cache not stored there is backup number
According to, by the way that the first request message is forwarded to processor, to processor obtain it is corresponding with the first request message first respond disappear
Breath, wherein processor is coupled with network interface card, and the number of targets got from default storage region is carried in the first response message
According to；
Network interface card is also used to target data being back to transmitting terminal.
Specifically, above-mentioned processor can be CPU.Fig. 4 is the optional acquisition data of one kind according to the embodiment of the present application
System schematic diagram, in this example network interface card be FPGA intelligent network adapter for, in an alternative embodiment, when network interface card connects
When receiving the data packet of transmitting terminal transmission, data packet is parsed by processing chip, judges whether data packet is database request, i.e., the
Whether one message request judges in local cache to include that first message requests institute if whether data packet is database request
The target data of request, in the case where the local cache of network interface card does not include that first message requests requested target data, net
First request message is sent to processor by card, from processor to database request target data, and after target data is encapsulated
Transmitting terminal is back to by the first response message.
In the feedback system of the first above-mentioned target data, due to including the first request message in the local cache of network interface card
The Backup Data of middle target data, processor are not necessarily to execute any operation in this course, in above-mentioned second of target data
Feedback system in, due to do not include in the local cache of network interface card first message request in target data Backup Data, need
First message request is forwarded to processor, from processor to database request target data, therefore only in this course
Processor is needed to execute corresponding operation.It follows that processor does not need to make all requests for obtaining target data
Response, to achieve the purpose that mitigate processor burden.
As a kind of optional embodiment, above-mentioned network interface card is also used to determine that the residual memory space in network interface card local cache is big
The memory space of the occupancy needed for target data, and target data is backed up into local cache.
In an alternative embodiment, if network interface card receives the network message of processor sending, the processing core in network interface card
Piece parses network message, judges whether it is response for some the first request message, if it is, illustrating the net
It include the requested target data of the first request message in network message, at this point, processing chip judges that network interface card remains local cache
Whether remaining memory space allows to deposit the Backup Data of target data, if it is allowed, this target data is then backed up to local cache.
If it is not allowed, the network message that processor issues then directly to be dealt into the Ethernet interface of network interface card.
As a kind of optional embodiment, when above-mentioned network interface card is also used to determine the storage when Backup Data in local cache
When length is more than the first preset threshold, Backup Data is not visited always, then removes Backup Data.
In an alternative embodiment, processing chip is started counting when often receiving a target data, if standby
Part data are not accessed again yet when timing is more than lower than preset threshold, in the local cache for being cleared out of network interface card.
Above scheme is all backed up after network interface card receives target data, if it exceeds the first preset threshold when
Between after still without accessed, then confirm that the accessed frequency of this target data is lower, its Backup Data can be removed.It is right
Each target data carries out such processing, so that is saved in the local cache of network interface card is all access frequency
The Backup Data of secondary higher target data, and then the further access reduced to processor is herein, reduces the pressure of processor
Power.
As a kind of optional embodiment, above-mentioned network interface card is also used to count the visitation frequency of target data, and is accessing
When the frequency is greater than the second preset threshold, target data is backed up in local cache.
Above scheme determines whether to store target data to local cache according to the visitation frequency of target data, due to
The storage region of the local cache of network interface card is limited, therefore can count the accessed frequency of target data, and target data is accessed
The frequency be more than the second preset value when, backed up in the local cache of network interface card.
As a kind of optional embodiment, above-mentioned network interface card is also used to receive the second request message from transmitting terminal,
In, data are written to default storage region for requesting in the second request message；And it if it is determined that is stored in network interface card local cache
There is data backup corresponding with data to be written, then clear data backup, and forwards the second request message to processor.
In an alternative embodiment, network interface card receives the network message including write operation, and instruction will more in write operation
Database is written in new commodity amount parameter number=10, judges whether the local cache of network interface card is stored with the backup of the data
Data, if there being the Backup Data of commodity amount parameter number, due to there is new commodity amount parameter number write-in,
Confirm that the Backup Data of commodity amount parameter number stored in the local cache of network interface card is invalid, be deleted, and by quotient
Product number parameter number is transmitted to processor, database is written.
Embodiment 2
According to embodiments of the present invention, a kind of embodiment of the acquisition methods of target data is additionally provided, it should be noted that
Step shown in the flowchart of the accompanying drawings can execute in a computer system such as a set of computer executable instructions, and
It, in some cases, can be to be different from sequence execution institute herein and although logical order is shown in flow charts
The step of showing or describing.
Embodiment of the method provided by the embodiment of the present application one can be in mobile terminal, terminal or similar fortune
It calculates and is executed in device.Fig. 5 shows a kind of terminal (or mobile device) of acquisition methods for realizing target data
Hardware block diagram.As shown in figure 5, terminal 50 (or mobile device 50) may include one or more (adopts in figure
With 502a, 502b ... ..., 502n is shown) processor 502 (processor 502 can include but is not limited to Micro-processor MCV or
The processing unit of programmable logic device FPGA etc.), memory 504 for storing data and the biography for communication function
Defeated module 506.It in addition to this, can also include: display, input/output interface (I/O interface), universal serial bus (USB)
Port (a port that can be used as in the port of I/O interface is included), network interface, power supply and/or camera.This field is general
Logical technical staff is appreciated that structure shown in fig. 5 is only to illustrate, and does not cause to limit to the structure of above-mentioned electronic device.
For example, terminal 50 may also include the more perhaps less component than shown in Fig. 5 or have different from shown in Fig. 5
Configuration.
It is to be noted that said one or multiple processors 502 and/or other data processing circuits lead to herein
Can often " data processing circuit " be referred to as.The data processing circuit all or part of can be presented as software, hardware, firmware
Or any other combination.In addition, data processing circuit for single independent processing module or all or part of can be integrated to meter
In any one in other elements in calculation machine terminal 50 (or mobile device).As involved in the embodiment of the present application,
The data processing circuit controls (such as the selection for the variable resistance end path connecting with interface) as a kind of processor.
Memory 504 can be used for storing the software program and module of application software, such as the target in the embodiment of the present invention
Corresponding program instruction/the data storage device of the acquisition methods of data, processor 502 are stored in memory 504 by operation
Software program and module realize obtaining for above-mentioned target data thereby executing various function application and data processing
Take method.Memory 504 may include high speed random access memory, may also include nonvolatile memory, such as one or more magnetic
Property storage device, flash memory or other non-volatile solid state memories.In some instances, memory 504 can further comprise
The memory remotely located relative to processor 502, these remote memories can pass through network connection to terminal 50.
The example of above-mentioned network includes but is not limited to internet, intranet, local area network, mobile radio communication and combinations thereof.
Transmitting device 506 is used to that data to be received or sent via a network.Above-mentioned network specific example may include
The wireless network that the communication providers of terminal 50 provide.In an example, transmitting device 506 includes that a network is suitable
Orchestration (Network Interface Controller, NIC), can be connected by base station with other network equipments so as to
Internet is communicated.In an example, transmitting device 506 can be radio frequency (Radio Frequency, RF) module,
For wirelessly being communicated with internet.
Display can such as touch-screen type liquid crystal display (LCD), the liquid crystal display aloow user with
The user interface of terminal 50 (or mobile device) interacts.
Herein it should be noted that in some optional embodiments, above-mentioned computer equipment shown in fig. 5 (or movement is set
It is standby) it may include hardware element (including circuit), software element (including the computer generation that may be stored on the computer-readable medium
Code) or both hardware element and software element combination.It should be pointed out that Fig. 5 is only a reality of particular embodiment
Example, and it is intended to show that the type for the component that may be present in above-mentioned computer equipment (or mobile device).
Under above-mentioned running environment, this application provides the acquisition methods of target data as shown in FIG. 6.Fig. 6 is basis
A kind of flow chart of the acquisition methods of the target data of the embodiment of the present application.
Step S61 receives the first request message from transmitting terminal, wherein the first request message is for obtaining target
Data, target data are stored in default storage region and are accessed by processor to default storage region.
Specifically, the first request message from transmitting terminal can be received by network interface card.
Step S63 is determined according to the judging result for the Backup Data for whether being stored with target data in network interface card local cache
The feedback system of target data.
Above-mentioned local cache can be the buffer area that the one or more processing chips configured on network interface card are constituted on network interface card
Domain.The feedback system of target data can be from network interface card and directly return to transmitting terminal, or be continued after database request from network interface card,
It is returned again to transmitting terminal.In an alternative embodiment, if being stored with the Backup Data of target data in local cache,
Network interface card takes out the Backup Data in caching, is directly returned to receiving end；If not stored target data is standby in local cache
Part data, then network interface card continues the first request message to be sent to database, to database request target data.
As a kind of optional embodiment, according to the judging result for whether being stored with target data in network interface card local cache,
It determines that the feedback system of Backup Data comprises determining that in network interface card local cache and is stored with Backup Data；Backup Data is back to
Transmitting terminal.
As a kind of optional embodiment, according to the judging result for whether being stored with target data in network interface card local cache,
Determine the feedback system of target data further include: determining not stored in network interface card local cache has Backup Data；By being asked to first
It asks message to be forwarded, obtains the first response message corresponding with the first request message to processor, wherein the first response message
In carry the target data got from default storage region；Target data is back to transmitting terminal.
As a kind of optional embodiment, before target data is back to transmitting terminal, determine in network interface card local cache
Residual memory space be greater than target data needed for occupy memory space；Target data is backed up into local cache.
As a kind of optional embodiment, after target data is backed up to local cache, record Backup Data is at this
Storage duration in ground caching；When storing duration more than the first preset threshold, determine that Backup Data is not visited always；It removes
Backup Data.
As a kind of optional embodiment, according to the judgement knot for whether being stored with Backup Data in network interface card local cache
Fruit before the feedback system for determining target data, counts the visitation frequency of target data；It is greater than the first default threshold in visitation frequency
When value, target data is backed up in local cache.
As a kind of optional embodiment, according to the judgement knot for whether being stored with Backup Data in network interface card local cache
Fruit, after the feedback system for determining target data, further includes: receive the second request message from transmitting terminal, wherein second
Data are written to default storage region for requesting in request message；It determines and is stored in network interface card local cache and data pair to be written
The data backup answered；Clear data backup, and forwards the second request message to processor.
As a kind of optional embodiment, the above method is suitable for network interface card.
Fig. 7 is the processing method that the network packet that transmitting terminal issues is received according to a kind of network interface card of the embodiment of the present application
Flow chart is described the acquisition methods of the target data in application embodiment below with reference to shown in Fig. 7.
S71 receives network packet.Specifically, above-mentioned network packet is generated by transmitting terminal.
S72, if for the data packet for reading data.In the case where network packet is to read the data packet of data, into step
Rapid S73, otherwise enters step S75.
S73, in local cache whether include target data Backup Data.It is standby comprising target data in local cache
In the case where part data, S74 is entered step, S78 is otherwise entered step.
S74 reads the Backup Data in local cache, and returns after being packaged to Backup Data.
It, can be by the processing in network interface card in the case where being stored with the Backup Data of target data in the local cache of network interface card
Chip is back to transmitting terminal after being packaged to Backup Data.
S75, if be the data packet for writing data, in the case where network packet is the data packet for writing data, into step
Rapid S76, otherwise enters step S78.
Whether S76, network interface card local cache are stored with the Backup Data of data to be written.If be stored in local cache to
The Backup Data that data are written, then enter step S77, otherwise enter step S78.
S77 removes the corresponding Backup Data of data to be written from local cache.
In the case where being stored with the corresponding Backup Data of data to be written in the local cache of network interface card, it can be confirmed current
The corresponding Backup Data of data to be written stored in local cache is fail data, thus by its from local cache it is clear
It removes.
S78 forwards the packet to processor.
In the local cache of network interface card in the case where the not stored Backup Data for having target data, network interface card is by network packet
It is sent to processor, from processor to database request target data, and is sealed the data that database returns by processor
Dress, is back to transmitting terminal using network interface card.
Neither it is the data packet for reading data in network packet, is not also the case where writing the data packet of data, network interface card is by net
Network data include being sent to processor, carry out respective handling by processor.
It is not stored in the case where have data to be written corresponding Backup Data in the local cache of network interface card, it is written into number
According to server is sent to, data backup is written into database by server.
Fig. 8 is the process that the processing method for the data packet that processor issues is received according to a kind of network interface card of the embodiment of the present application
Figure is described the acquisition methods of the target data in application embodiment below with reference to shown in Fig. 8.
S81 receives the data packet of processor transmission.Specifically, above-mentioned processor can be CPU.
S82, if for the returned data of read from database operation.If data packet is the returned data of read from database operation,
S83 is then entered step, S85 is otherwise entered step.
S83, whether there are also enough memory spaces in local cache.If also having enough storages empty in local cache
Between, then S84 is entered step, S85 is otherwise entered step.
S84, by the data backup in data packet to local cache.By the data backup in data packet to local cache it
Afterwards, when network interface card receives the reading data command of the data again, then without by server to database request, but directly from
It is taken out in local cache and is sent to transmitting terminal.
S85 sends data packets to network interface.
In the case where not having enough memory spaces in local cache, network interface is directly sent data packets to.
In the case where data packet is not to read the returned data of data manipulation, network interface is directly sent data packets to.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the present invention is not limited by the sequence of acts described because
According to the present invention, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, and related actions and modules is not necessarily of the invention
It is necessary.
Through the above description of the embodiments, those skilled in the art can be understood that according to above-mentioned implementation
The method of example can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but it is very much
In the case of the former be more preferably embodiment.Based on this understanding, technical solution of the present invention is substantially in other words to existing
The part that technology contributes can be embodied in the form of software products, which is stored in a storage
In medium (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that a terminal device (can be mobile phone, calculate
Machine, server or network equipment etc.) execute method described in each embodiment of the present invention.
Embodiment 3
According to embodiments of the present invention, a kind of system is additionally provided, as shown in figure 9, the system includes:
Processor 90；And
Memory 92, connect with processor, for providing the instruction for executing following treatment process for processor:
Receive the first request message from transmitting terminal, wherein the first request message is for obtaining target data, target
Data are stored in default storage region and are accessed by processor to default storage region；
According to the judging result for the Backup Data for whether being stored with target data in network interface card local cache, target data is determined
Feedback system.
Specifically, above-mentioned processor can also be performed such as other steps in embodiment 1, details are not described herein again.
Embodiment 4
The embodiment of the present invention can provide a kind of terminal, which can be in terminal group
Any one computer terminal.Optionally, in the present embodiment, above-mentioned terminal also could alternatively be mobile whole
The terminal devices such as end.
Optionally, in the present embodiment, above-mentioned terminal can be located in multiple network equipments of computer network
At least one network equipment.
In the present embodiment, above-mentioned terminal can be with the program of following steps in the acquisition methods of performance objective data
Code: the first request message from transmitting terminal is received, wherein the first request message is for obtaining target data, number of targets
According to being stored in default storage region and accessed by processor to default storage region；According in network interface card local cache whether
It is stored with the judging result of the Backup Data of target data, determines the feedback system of target data.
Optionally, Figure 10 is a kind of structural block diagram of terminal according to an embodiment of the present invention.As shown in Figure 10, should
Terminal A may include: one or more (one is only shown in figure) processors 1002, memory 1004 and peripheral hardware
Interface 1006.
Wherein, memory can be used for storing software program and module, such as obtaining for the target data in the embodiment of the present invention
Corresponding program instruction/the module of method and apparatus is taken, processor is by running the software program being stored in memory and mould
Block realizes the acquisition methods of above-mentioned target data thereby executing various function application and data processing.Memory can wrap
Include high speed random access memory, can also include nonvolatile memory, as one or more magnetic storage device, flash memory or
Other non-volatile solid state memories of person.In some instances, memory can further comprise remotely located relative to processor
Memory, these remote memories can pass through network connection to terminal A.The example of above-mentioned network includes but is not limited to interconnect
Net, intranet, local area network, mobile radio communication and combinations thereof.
Processor can call the information and application program of memory storage by transmitting device, to execute following step:
Receive the first request message from transmitting terminal, wherein the first request message is for obtaining target data, target data storage
It accesses in default storage region and by processor to default storage region；Whether it is stored with according in network interface card local cache
The judging result of the Backup Data of target data determines the feedback system of target data.
Optionally, the program code of following steps can also be performed in above-mentioned processor: determining and stores in network interface card local cache
There is Backup Data；Backup Data is back to transmitting terminal.
Optionally, the program code of following steps can also be performed in above-mentioned processor: determining and does not deposit in network interface card local cache
Contain mesh Backup Data；By being forwarded to the first request message, corresponding with the first request message the is obtained to processor
One response message, wherein the target data got from default storage region is carried in the first response message；By target data
It is back to transmitting terminal.
Optionally, the program code of following steps can also be performed in above-mentioned processor: determining surplus in network interface card local cache
Remaining memory space is greater than the memory space occupied needed for target data；Target data is backed up into local cache.
Optionally, the program code of following steps can also be performed in above-mentioned processor: record Backup Data is in local cache
In storage duration；When storing duration more than the first preset threshold, determine that Backup Data is not visited always；Remove backup number
According to.
Optionally, the program code of following steps can also be performed in above-mentioned processor: counting the visitation frequency of target data；
When visitation frequency is greater than the first preset threshold, target data is backed up in local cache.
Optionally, the program code of following steps can also be performed in above-mentioned processor: receiving from the second of transmitting terminal
Request message, wherein data are written to default storage region for requesting in the second request message；It determines and is deposited in network interface card local cache
Contain data backup corresponding with data to be written；Clear data backup, and forwards the second request message to processor.
The above method is suitable for network interface card.
Herein it should be noted that in the prior art, during obtaining target data, network interface card is for forwarding request
Request message is sent to CPU by message, is parsed by CPU to request message, is determined whether the request message is used for number of request
According to, and initiate to request to database in the case where determining request message for request data, and scheme provided by the present application exists
Above content is executed in network interface card, to reduce the operation burden of CPU, further, the network interface card in the above embodiments of the present application
Also there is processing chip, processing chip has cached the data of partial database, it can be determined that whether the caching in network interface card includes hair
The Backup Data of the requested target data of sending end, and determine according to judging result the feedback system of target data, to mention
The high speed to request end feedback data.
Above scheme provided by the present application solves the prior art and all relies on CPU due to obtaining the operation of data as a result,
The technical issues of leading to CPU over-burden.
It will appreciated by the skilled person that structure shown in Fig. 10 is only to illustrate, terminal is also possible to
Smart phone (such as Android phone, iOS mobile phone), tablet computer, applause computer and mobile internet device (Mobile
Internet Devices, MID), the terminal devices such as PAD.Figure 10 it does not cause to limit to the structure of above-mentioned electronic device.Example
Such as, terminal 10 may also include the more or less component (such as network interface, display device) than shown in Figure 10,
Or with the configuration different from shown in Figure 10.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing the relevant hardware of terminal device by program, which can store in a computer readable storage medium
In, storage medium may include: flash disk, read-only memory (Read-Only Memory, ROM), random access device (Random
Access Memory, RAM), disk or CD etc..
Embodiment 5
The embodiments of the present invention also provide a kind of storage mediums.Optionally, in the present embodiment, above-mentioned storage medium can
With program code performed by the acquisition methods for saving target data provided by above-described embodiment one.
Optionally, in the present embodiment, above-mentioned storage medium can be located in computer network in computer terminal group
In any one terminal, or in any one mobile terminal in mobile terminal group.
Optionally, in the present embodiment, storage medium is arranged to store the program code for executing following steps: connecing
Receive the first request message from transmitting terminal, wherein the first request message is for obtaining target data；According in local cache
It whether is stored with the judging result of target data, determines the feedback system of target data.
The serial number of the above embodiments of the invention is only for description, does not represent the advantages or disadvantages of the embodiments.
In the above embodiment of the invention, it all emphasizes particularly on different fields to the description of each embodiment, does not have in some embodiment
The part of detailed description, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed technology contents can pass through others
Mode is realized.Wherein, the apparatus embodiments described above are merely exemplary, such as the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of unit or module
It connects, can be electrical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If the integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially
The all or part of the part that contributes to existing technology or the technical solution can be in the form of software products in other words
It embodies, which is stored in a storage medium, including some instructions are used so that a computer
Equipment (can for personal computer, server or network equipment etc.) execute each embodiment the method for the present invention whole or
Part steps.And storage medium above-mentioned includes: that USB flash disk, read-only memory (ROM, Read-Only Memory), arbitrary access are deposited
Reservoir (RAM, Random Access Memory), mobile hard disk, magnetic or disk etc. be various to can store program code
Medium.
The above is only a preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also answered
It is considered as protection scope of the present invention.
Claims (18)
1. a kind of acquisition device of target data characterized by comprising network interface card, configured with one or more on the network interface card
Handle chip；
The network interface card, for receiving the first request message from transmitting terminal, wherein first request message is for obtaining
Target data, the target data are stored in default storage region and are visited by processor the default storage region
It asks；
The network interface card, for the judgement knot according to the Backup Data for whether being stored with the target data in network interface card local cache
Fruit determines the feedback system of the target data.
2. the apparatus according to claim 1, which is characterized in that the network interface card is also used to determine the network interface card local cache
In be stored with the Backup Data, and the Backup Data is back to the transmitting terminal.
3. the apparatus according to claim 1, which is characterized in that the network interface card is also used to determine the network interface card local cache
In it is not stored have the Backup Data, by the way that first request message is forwarded to processor, Xiang Suoshu processor obtain with
Corresponding first response message of first request message, wherein the processor is coupled with the network interface card, first sound
Answer the target data for carrying in message and getting from default storage region；
The network interface card is also used to the target data being back to the transmitting terminal.
4. device according to claim 3, which is characterized in that the network interface card is also used to determine the network interface card local cache
In residual memory space be greater than the memory space occupied needed for the target data, and the target data is backed up into institute
State local cache.
5. device according to claim 4, which is characterized in that the network interface card is also used to determine when the Backup Data exists
When storage duration in the local cache is more than the first preset threshold, the Backup Data is not visited always, then removes institute
State Backup Data.
6. the apparatus according to claim 1, which is characterized in that the network interface card is also used to count the visit of the target data
It asks the frequency, and when the visitation frequency is greater than the second preset threshold, the target data is backed up into the local cache
In.
7. the apparatus according to claim 1, which is characterized in that the network interface card is also used to receive from the transmitting terminal
The second request message, wherein data are written to the default storage region for requesting in second request message；And such as
Fruit, which determines, is stored with data backup corresponding with data to be written in the network interface card local cache, then removes the data backup,
And second request message is forwarded to the processor.
8. a kind of acquisition methods of target data characterized by comprising
Receive the first request message from transmitting terminal, wherein first request message is described for obtaining target data
Target data is stored in default storage region and is accessed by processor to the default storage region；
According to the judging result for the Backup Data for whether being stored with the target data in network interface card local cache, the target is determined
The feedback system of data.
9. according to the method described in claim 8, it is characterized in that, according to whether being stored in the network interface card local cache
The judging result of Backup Data determines that the feedback system of the target data includes:
It determines in the network interface card local cache and is stored with the Backup Data；
The Backup Data is back to the transmitting terminal.
10. according to the method described in claim 8, it is characterized in that, whether being stored according in the network interface card local cache
The judging result for stating Backup Data determines that the feedback system of the target data includes:
Determining not stored in the network interface card local cache has the Backup Data；
By being forwarded to first request message, Xiang Suoshu processor obtains corresponding with first request message the
One response message, wherein the number of targets got from the default storage region is carried in first response message
According to；
The target data is back to the transmitting terminal.
11. according to the method described in claim 10, it is characterized in that, by the target data be back to the transmitting terminal it
Before, further includes:
Determine that the residual memory space in the network interface card local cache is greater than the memory space occupied needed for the target data；
The target data is backed up into the local cache.
12. according to the method for claim 11, which is characterized in that the target data is being backed up to the local cache
Later, further includes:
Record storage duration of the Backup Data in the local cache；
When the storage duration is more than the first preset threshold, determine that the Backup Data is not visited always；
Remove the Backup Data.
13. according to the method described in claim 8, it is characterized in that, whether being stored with according in the network interface card local cache
The judging result of the Backup Data, before the feedback system for determining the target data, further includes:
Count the visitation frequency of the target data；
When the visitation frequency is greater than the second preset threshold, the target data is backed up in the local cache.
14. according to the method described in claim 8, it is characterized in that, whether being stored with according in the network interface card local cache
The judging result of the Backup Data, after the feedback system for determining the target data, further includes:
Receive the second request message from the transmitting terminal, wherein second request message is for requesting to described pre-
If data are written in storage region；
It determines and is stored with data backup corresponding with data to be written in the network interface card local cache；
The data backup is removed, and forwards second request message to the processor.
15. the method according to any one of claim 8 to 14, which is characterized in that the method is suitable for network interface card.
16. a kind of storage medium, which is characterized in that the storage medium includes the program of storage, wherein run in described program
When control the storage medium where equipment perform claim require any one of 8 to 14 described in target data acquisition side
Method.
17. a kind of processor, which is characterized in that the processor is for running program, wherein right of execution when described program is run
Benefit require any one of 8 to 14 described in target data acquisition methods.
18. a kind of system characterized by comprising
Processor；And
Memory is connected to the processor, for providing the instruction for executing following treatment process for the processor:
Receive the first request message from transmitting terminal, wherein first request message is described for obtaining target data
Target data is stored in default storage region and is accessed by processor to the default storage region；
According to the judging result for the Backup Data for whether being stored with the target data in network interface card local cache, the target is determined
The feedback system of data.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710943640.XA CN109947795A (en) | 2017-10-11 | 2017-10-11 | The acquisition methods and device of target data |
| PCT/CN2018/108306 WO2019072103A1 (en) | 2017-10-11 | 2018-09-28 | Method and apparatus for obtaining target data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710943640.XA CN109947795A (en) | 2017-10-11 | 2017-10-11 | The acquisition methods and device of target data |
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| CN201710943640.XA Pending CN109947795A (en) | 2017-10-11 | 2017-10-11 | The acquisition methods and device of target data |
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| WO (1) | WO2019072103A1 (en) |
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| CN113360318A (en) * | 2021-04-22 | 2021-09-07 | 山东英信计算机技术有限公司 | Data backup method, system, storage medium and equipment |
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